#263E8A#263E8A

#263E8A is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.1% C 0.130 H 267.0°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#263E8A
RGB	rgb(38, 62, 138)
HSL	hsl(226, 57%, 35%)
HSV	hsv(226, 72%, 54%)
CMYK	cmyk(72.5%, 55.1%, 0%, 45.9%)
CIE-LAB	lab(28.62, 18.32, -45.15)
CIE-LCH	lch(28.62, 48.73, 292.09°)
OKLab	oklab(39.14% -0.0069 -0.1299)
OKLCH	oklch(39.14% 0.13 267)
XYZ	xyz(7.1078, 5.6916, 24.7638)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E8A #8A7226

analogous

#26708A #263E8A #40268A

triadic

#263E8A #8A263E #3E8A26

tetradic

#263E8A #8A2670 #8A7226 #268A40

square

#263E8A #8A2670 #8A7226 #268A40

split-complementary

#263E8A #8A4026 #708A26

monochromatic

#0C132A #19285A #263E8A #3354BA #5976D1

Accessibility & contrast

On white

9.82

#263E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#263E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E8A

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E8A	#FFFFFF	#000000	##FFFFFF
##263E8A	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05488D

Deuteranopia (green-blind)

#003F88

Tritanopia (blue-blind)

#00505D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #263e8a;
/* rgb */ color: rgb(38, 62, 138);
/* oklch */ color: oklch(39.1% 0.130 267.0);

Tailwind

colors: {
  custom: {
    50: '#6e72ad',
    500: '#263e8a',
    950: '#000000',
  },
}

SCSS

$custom: #263e8a;
$custom-light: #6e72ad;
$custom-dark: #000000;

JSON

{
  "hex": "#263e8a",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 138
  },
  "hsl": {
    "h": 225.6,
    "s": 56.818,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39138,
    "c": 0.13008,
    "h": 267
  },
  "luminance": 0.05692
}

Semantic roles & 50–950 ramp

primary

#263E8A

secondary

#B69F56

accent

#BC48E0

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #263E8A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →